package cn.hxth.api.service;

import cn.hxth.api.model.ProductSpec;

import java.util.List;

public interface IProductSpecService {
    public boolean insertProductSpec(ProductSpec productSpec) ;
    public boolean deleteProductSpec(int sid,int nid) ;
    public List<ProductSpec> findAll(int nid) ;
    public  ProductSpec getProductSpec(int sid) ;
}
